What is a prism? A place for light waves that commit minor refractions! The thorough resource includes three hands-on investigations covering light reflection and refraction; mirrors, lenses, and images; and optical systems. Subject...

[Free Registration/Login Required] Explore how light is refracted when visible light enters, passes through, and exits the prism by moving the red dot to adjust the angle of white light shining on the prism.

Make a rainbow by changing angles and placement of the observer, the sun, and the rain.